US2992856A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Tilting mechanism with auxiliary structure for dumping vehicles
Assignee: Fruehauf Trailer Corp
•
Filing: 1957-07-08
•
Granted: 1961-07-18
•
Expires: 1977-07-08
Abstract
No abstract record available.
Inventors
- 👤 Edwin A Schonrock
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-28 09:34
CPC Classifications
B; B60; B60P; B60P1/00; B60P1/04; B60P1/16; B60P1/18; B60P1/06; B60P1/08
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US188541A
Cited
US908869A
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US1188932A
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US1744897A
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US1787892A
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US2137045A
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US2425853A
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US2541210A
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US2549900A
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US2517933A
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DE928624C
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US2635919A
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US2637593A
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US2718431A
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US2794673A
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USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1964-07-17 | 1965-01-16 | 1965-07-18 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1968-07-17 | 1969-01-16 | 1969-07-18 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1972-07-17 | 1973-01-16 | 1973-07-18 | $7700.00 | Window Closed / Lapsed |